package demo;

import java.io.FileOutputStream;
import java.io.IOException;

public class HelloWorld {
    public static void main(String[] args) throws IOException {
        FileOutputStream fos = new FileOutputStream("helloworld.txt");
        fos.write("Hello World!".getBytes());
        fos.write("Hello Java!".getBytes());
        fos.write("brabch1".getBytes());
        System.out.println("写入完成");
        System.out.println("master上修改的内容");
        System.out.println("newbranch中添加的代码");
        System.out.println("有眼光");
        fos.close();
    }
}
